Upright fan



FIG. 1 is a perspective view of an upright fan, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevtional view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a perspective view of an upright fan showing a second embodiment, the sole difference from the first embodiment resides in the shorter height of the vertical pole. 

The ornamental design for an upright fan, as shown and described. 